text: Some aquatic organisms have developed unique respiratory mechanisms to survive in low oxygen conditions using organs other than the lungs or gills?
classes:  No, some extrapulmonary organs and gills on some aquatic organisms have evolved to be able to absorb oxygen.  Also, some extrapulmonary organs and gills on some aquatic organisms have evolved to be able to absorb oxygen.  Yes, some extrapulmonary organs and gills on some aquatic organisms have evolved to be able to absorb oxygen.